3981040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{7109}}^1$

素因数の和:7129

約数の個数: 40

約数和(自身を含む): 10579680

約数和(自身を除く): 6598640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 7109, 14218, 28436, 35545, 49763, 56872, 71090, 99526, 113744, 142180, 199052, 248815, 284360, 398104, 497630, 568720, 796208, 995260, 1990520, 3981040]

約数ペア:

[(1, 3981040), (2, 1990520), (4, 995260), (5, 796208), (7, 568720), (8, 497630), (10, 398104), (14, 284360), (16, 248815), (20, 199052), (28, 142180), (35, 113744), (40, 99526), (56, 71090), (70, 56872), (80, 49763), (112, 35545), (140, 28436), (280, 14218), (560, 7109)]